1142580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 3245760

約数和(自身を除く): 2103180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 139, 274, 278, 411, 417, 548, 556, 685, 695, 822, 834, 1370, 1390, 1644, 1668, 2055, 2085, 2740, 2780, 4110, 4170, 8220, 8340, 19043, 38086, 57129, 76172, 95215, 114258, 190430, 228516, 285645, 380860, 571290, 1142580]

約数ペア:

[(1, 1142580), (2, 571290), (3, 380860), (4, 285645), (5, 228516), (6, 190430), (10, 114258), (12, 95215), (15, 76172), (20, 57129), (30, 38086), (60, 19043), (137, 8340), (139, 8220), (274, 4170), (278, 4110), (411, 2780), (417, 2740), (548, 2085), (556, 2055), (685, 1668), (695, 1644), (822, 1390), (834, 1370)]